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introduction about Matlab, and how to write matlab code

这段代码主要是实现二阶理想高通滤波器，本段代码全部用MATLAB语言实现的。(This code is to achieve the ideal second-order high-pass filter, the above code to achieve the full use of the MATLAB language.)

这是一个医学图像重建程序，用的是滤波反投影算法。(Medical Image Reconstruction using Filtered Back Projection. Matlab code (GUI)+ 4 Sinograms for testing/demonstrations. Can be used as a laboration to compare different numbers of projections, filters and interpolation methods.)

说明：  反演问题离散后存在不适定性，平均核求解比较稳定且接近真解。(averaging kernel)

LINDO数学规划模型 与最大、最小、最长、最短等等有关的问题。(LINDO mathematical programming model with the maximum, minimum, maximum, minimum, and so the problem.)

FREQUENCY MODULATION

这是一个非常重要的而又简单的程序，是书上常用和数学建模的好帮手( very good)

GUI_1 Explore simple string manipulation. Pushing the pushbutton deletes the string elements of a listbox one at a time.

MATLAB编写，可以实现掌纹图像的边缘提取，基于小波模极大值边缘提取。(Image edge detection.)

Observation Likelihood